<?php

class BoardController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			//'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view','create'),
				'users'=>array('*'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('addreplyboard'),
				'users'=>array('@'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$sql = "select id, bid, content, createTime from replyboard where bid=".$id." order by createTime desc limit 100;";
		$command = Yii::app()->db->createCommand($sql);  
		$allComments = $command->queryAll();
		$this->render('view',array(
			'board' => $this->loadModel($id),
			'allComments' => $allComments,
		));

/*
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
*/	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Board;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Board']))
		{
			$model->attributes=$_POST['Board'];			
			ini_set('date.timezone','Asia/Shanghai');
			$model['createTime'] = time();
			$model['updateTime'] = date('Y-m-d H:i:s', time());
			$model['type'] = 0;
			if (null !== Yii::app()->user->id){
				$model['type'] = 1;
				$model['uid2'] = Yii::app()->user->id;
			}

			if($model->save())
				$this->redirect(array('index'));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Board']))
		{
			$model->attributes=$_POST['Board'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();
		
		//$sql = "delete from replyboard where bid=".$id;
		//Yii::app()->db->createCommand($sql);
		Replyboard::model()->deleteAll("bid=:id",array(":id"=>$id));
		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		//if(!isset($_GET['ajax']))
		//	$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		
		$this->redirect(array('index'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$sql = "select board.id as id, board.uid as uid, board.uid2, board.type as type, board.content as content, board.createTime as createTime, user.username as username from board left join user on board.uid2= user.uid order by createTime desc";
		$command = Yii::app()->db->createCommand($sql);  
		$allComments = $command->queryAll();
		$this->render('index',array(
			'allComments' => $allComments,
		));


		/*$dataProvider=new CActiveDataProvider('Board');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));*/
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Board('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Board']))
			$model->attributes=$_GET['Board'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Board the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Board::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Board $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='board-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}

		
	/**
	 * Add replyboard to the board
	 */
	public function actionAddreplyboard($id)
	{
		$replyboard = new Replyboard;
		if(isset($_POST['comment']))
		{
			$replyboard->attributes = $_POST['comment'];

			$replyboard->createTime = time();
			if($replyboard->save())
				$this->redirect(array('view','id'=>$id));
		}
	}
}
